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dolphin/Source/Plugins/Plugin_DSP_LLE-testing/Src/Debugger/Debugger.cpp

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// Copyright (C) 2003-2009 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "Common.h" // Common
#include <iostream> // System
#include <fstream>
#include <sstream>
#include "Debugger.h"
#include "DSPRegisterView.h"
// Event table and class
BEGIN_EVENT_TABLE(DSPDebuggerLLE, wxFrame)
EVT_CLOSE(DSPDebuggerLLE::OnClose)
EVT_SIZE(DSPDebuggerLLE::OnChangeSize)
//EVT_RIGHT_DOWN(DSPDebuggerLLE::ScrollBlocks)
//EVT_LEFT_DOWN(DSPDebuggerLLE::ScrollBlocks)
//EVT_MOUSE_EVENTS(DSPDebuggerLLE::ScrollBlocks)
//EVT_MOTION(DSPDebuggerLLE::ScrollBlocks)
//EVT_SCROLL(DSPDebuggerLLE::ScrollBlocks)
//EVT_SCROLLWIN(DSPDebuggerLLE::ScrollBlocks)
END_EVENT_TABLE()
DSPDebuggerLLE::DSPDebuggerLLE(wxWindow *parent, wxWindowID id, const wxString &title,
const wxPoint &position, const wxSize& size, long style)
: wxFrame(parent, id, title, position, size, style)
, m_CachedStepCounter(-1)
, m_CachedCR(-1)
, m_State(RUN)
, m_CachedUCodeCRC(-1)
{
CreateGUIControls();
}
DSPDebuggerLLE::~DSPDebuggerLLE()
{
}
void DSPDebuggerLLE::CreateGUIControls()
{
// Basic settings
SetSize(700, 500);
this->SetSizeHints(700, 500);
this->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
m_Toolbar = CreateToolBar(wxTB_NODIVIDER|wxTB_NOICONS|wxTB_HORZ_TEXT|wxTB_DOCKABLE, ID_TOOLBAR);
m_Toolbar->AddTool(ID_RUNTOOL, wxT("Run"), wxNullBitmap, wxEmptyString, wxITEM_NORMAL);
m_Toolbar->AddTool(ID_PAUSETOOL, wxT("Pause"), wxNullBitmap, wxEmptyString, wxITEM_NORMAL);
m_Toolbar->AddTool(ID_STEPTOOL, wxT("Step"), wxNullBitmap, wxT("Step Code "), wxITEM_NORMAL);
m_Toolbar->AddTool(ID_RESETTOPCTOOL, wxT("Show Pc"), wxNullBitmap, wxT("Reset To PC counter"), wxITEM_NORMAL);
m_Toolbar->AddTool(ID_JUMPTOTOOL, wxT("Jump"), wxNullBitmap, wxT("Jump to a specific Address"), wxITEM_NORMAL);
m_Toolbar->AddTool(ID_DUMPCODETOOL, wxT("Dump"), wxNullBitmap, wxT("Dump Code to File"), wxITEM_NORMAL);
m_Toolbar->AddSeparator();
m_Toolbar->AddCheckTool(ID_CHECK_ASSERTINT, wxT("AssertInt"), wxNullBitmap, wxNullBitmap, wxEmptyString);
m_Toolbar->AddCheckTool(ID_CHECK_HALT, wxT("Halt"), wxNullBitmap, wxNullBitmap, wxEmptyString);
m_Toolbar->AddCheckTool(ID_CHECK_INIT, wxT("Init"), wxNullBitmap, wxNullBitmap, wxEmptyString);
m_Toolbar->Realize();
wxBoxSizer* sMain = new wxBoxSizer(wxHORIZONTAL);
m_Disasm = new wxListCtrl(this, ID_DISASM, wxDefaultPosition, wxDefaultSize, wxLC_REPORT);
sMain->Add(m_Disasm, 4, wxALL|wxEXPAND, 5);
wxStaticLine* m_staticline = new wxStaticLine(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxLI_VERTICAL);
sMain->Add(m_staticline, 0, wxEXPAND|wxALL, 5);
m_Regs = new DSPRegisterView(this, ID_DSP_REGS);
sMain->Add(m_Regs, 1, wxEXPAND|wxALL, 5);
this->SetSizer(sMain);
this->Layout();
// Add the disasm columns
m_Disasm->InsertColumn(COLUMN_BP, wxT("BP"), wxLIST_FORMAT_LEFT, 25);
m_Disasm->InsertColumn(COLUMN_FUNCTION, wxT("Function"), wxLIST_FORMAT_LEFT, 160);
m_Disasm->InsertColumn(COLUMN_ADDRESS, wxT("Address"), wxLIST_FORMAT_LEFT, 55);
m_Disasm->InsertColumn(COLUMN_MNEMONIC, wxT("Mnemonic"), wxLIST_FORMAT_LEFT, 55);
m_Disasm->InsertColumn(COLUMN_OPCODE, wxT("Opcode"), wxLIST_FORMAT_LEFT, 60);
m_Disasm->InsertColumn(COLUMN_EXT, wxT("Ext"), wxLIST_FORMAT_LEFT, 40);
m_Disasm->InsertColumn(COLUMN_PARAM, wxT("Param"), wxLIST_FORMAT_LEFT, 500);
}
void DSPDebuggerLLE::OnClose(wxCloseEvent& event)
{
event.Skip();
}
void DSPDebuggerLLE::OnChangeSize(wxSizeEvent& event)
{
Refresh();
event.Skip();
}
void DSPDebuggerLLE::Refresh()
{
UpdateSymbolMap();
UpdateDisAsmListView();
UpdateRegisterFlags();
}
void DSPDebuggerLLE::RebuildDisAsmListView()
{
m_Disasm->Freeze();
m_Disasm->DeleteAllItems();
char Buffer[256];
gd_globals_t gdg;
if (g_dsp.pc & 0x8000)
gdg.binbuf = g_dsp.irom;
else
gdg.binbuf = g_dsp.iram;
gdg.buffer = Buffer;
gdg.buffer_size = 256;
gdg.ext_separator = (char)0xff;
gdg.show_pc = false;
gdg.show_hex = false;
gdg.print_tabs = true;
gdg.decode_names = true;
gdg.decode_registers = true;
for (gdg.pc = 0; gdg.pc < DSP_IROM_SIZE;)
{
u16 CurrentPC = gdg.pc;
if (g_dsp.pc & 0x8000)
CurrentPC |= 0x8000;
char Temp[256];
sprintf(Temp, "0x%04x", CurrentPC);
char Temp2[256];
sprintf(Temp2, "0x%04x", dsp_imem_read(CurrentPC));
char* pOpcode = gd_dis_opcode(&gdg);
const char* pParameter = NULL;
const char* pExtension = NULL;
size_t WholeString = strlen(pOpcode);
for (size_t i = 0; i < WholeString; i++)
{
if (pOpcode[i] == (char)0xff)
{
pOpcode[i] = 0x00;
pExtension = &pOpcode[i + 1];
}
if (pOpcode[i] == 0x09)
{
pOpcode[i] = 0x00;
pParameter = &pOpcode[i + 1];
}
}
const char* pFunctionName = NULL;
if (m_SymbolMap.find(CurrentPC) != m_SymbolMap.end())
{
pFunctionName = m_SymbolMap[CurrentPC].Name.c_str();
}
int Item = m_Disasm->InsertItem(gdg.pc, wxEmptyString);
m_Disasm->SetItem(Item, COLUMN_BP, wxEmptyString);
m_Disasm->SetItem(Item, COLUMN_FUNCTION, wxString::FromAscii(pFunctionName));
m_Disasm->SetItem(Item, COLUMN_ADDRESS, wxString::FromAscii(Temp));
m_Disasm->SetItem(Item, COLUMN_MNEMONIC, wxString::FromAscii(Temp2));
m_Disasm->SetItem(Item, COLUMN_OPCODE, wxString::FromAscii(pOpcode));
m_Disasm->SetItem(Item, COLUMN_EXT, wxString::FromAscii(pExtension));
if (!strcasecmp(pOpcode, "CALL"))
{
u32 FunctionAddress = -1;
sscanf(pParameter, "0x%04x", &FunctionAddress);
if (m_SymbolMap.find(FunctionAddress) != m_SymbolMap.end())
{
pParameter = m_SymbolMap[FunctionAddress].Name.c_str();
}
}
m_Disasm->SetItem(Item, COLUMN_PARAM, pParameter);
m_Disasm->SetItemData(Item, CurrentPC);
}
// m_Disasm->SortItems(CompareFunc, this); // TODO verify
m_Disasm->Thaw();
}
void DSPDebuggerLLE::UpdateDisAsmListView()
{
if (g_dsp.dram == NULL)
return;
// check if we have to rebuild the list view
if (m_Disasm->GetItemCount() == 0)
{
RebuildDisAsmListView();
}
else
{
u16 FirstPC = static_cast<u16>(m_Disasm->GetItemData(0)); // TODO verify
if ((FirstPC & 0x8000) != (g_dsp.pc & 0x8000))
{
RebuildDisAsmListView();
}
}
if (m_CachedStepCounter == g_dsp.step_counter)
return;
// show PC
for (int i = 0; i < m_Disasm->GetItemCount(); i++)
{
if (m_Disasm->GetItemData(i) == g_dsp.pc)
{
m_Disasm->EnsureVisible(i - 5);
m_Disasm->EnsureVisible(i + 14);
m_Disasm->SetItemState(i, wxLIST_STATE_FOCUSED|wxLIST_STATE_SELECTED, wxLIST_STATE_FOCUSED|wxLIST_STATE_SELECTED);
break;
}
}
m_CachedStepCounter = g_dsp.step_counter;
// RebuildDisAsmListView(); // TODO do we need this?
m_Regs->Update();
}
void DSPDebuggerLLE::UpdateSymbolMap()
{
if (g_dsp.dram == NULL)
{
return;
}
if (m_CachedUCodeCRC != g_dsp.iram_crc)
{
// load symbol map (if there is one)
m_CachedUCodeCRC = g_dsp.iram_crc;
char FileName[256];
sprintf(FileName, "%sDSP_%08x.map", FULL_MAPS_DIR, m_CachedUCodeCRC);
LoadSymbolMap(FileName);
// rebuild the disasm
// RebuildDisAsmListView(); // TODO do we need this?
}
}
void DSPDebuggerLLE::UpdateRegisterFlags()
{
if (m_CachedCR == g_dsp.cr)
return;
m_Toolbar->ToggleTool(ID_CHECK_ASSERTINT, g_dsp.cr & 0x02 ? true : false);
m_Toolbar->ToggleTool(ID_CHECK_HALT, g_dsp.cr & 0x04 ? true : false);
m_Toolbar->ToggleTool(ID_CHECK_INIT, g_dsp.cr & 0x800 ? true : false);
m_CachedCR = g_dsp.cr;
}
bool DSPDebuggerLLE::CanDoStep()
{
// update the symbols all the time because they're script cmds like bps
UpdateSymbolMap();
switch (m_State)
{
case RUN_START:
m_State = RUN;
return true;
case RUN:
if (IsBreakPoint(g_dsp.pc))
{
Refresh();
m_State = PAUSE;
return false;
}
return true;
case PAUSE:
Refresh();
return false;
case STEP:
Refresh();
m_State = PAUSE;
return true;
}
return false;
}
void DSPDebuggerLLE::DebugBreak()
{
m_State = PAUSE;
}
bool DSPDebuggerLLE::IsBreakPoint(u16 _Address)
{
return(std::find(m_BreakPoints.begin(), m_BreakPoints.end(), _Address) != m_BreakPoints.end());
}
void DSPDebuggerLLE::ToggleBreakPoint(u16 _Address)
{
if (IsBreakPoint(_Address))
RemoveBreakPoint(_Address);
else
AddBreakPoint(_Address);
}
void DSPDebuggerLLE::RemoveBreakPoint(u16 _Address)
{
CBreakPointList::iterator itr = std::find(m_BreakPoints.begin(), m_BreakPoints.end(), _Address);
if (itr != m_BreakPoints.end())
m_BreakPoints.erase(itr);
}
void DSPDebuggerLLE::AddBreakPoint(u16 _Address)
{
CBreakPointList::iterator itr = std::find(m_BreakPoints.begin(), m_BreakPoints.end(), _Address);
if (itr == m_BreakPoints.end())
m_BreakPoints.push_back(_Address);
}
void DSPDebuggerLLE::ClearBreakPoints()
{
m_BreakPoints.clear();
}
bool DSPDebuggerLLE::LoadSymbolMap(const char* _pFileName)
{
m_SymbolMap.clear();
FILE* pFile = fopen(_pFileName, "r");
if (!pFile)
return false;
char Name[1024];
u32 AddressStart, AddressEnd;
while (!feof(pFile))
{
char line[512];
fgets(line, 511, pFile);
if (strlen(line) < 2)
continue;
// check for comment
if (line[0] == '.')
continue;
// clear all breakpoints
if (line[0] == 'C')
{
ClearBreakPoints();
continue;
}
// add breakpoint
if (line[0] == 'B')
{
sscanf(line, "B %04x", &AddressStart);
AddBreakPoint(static_cast<u16>(AddressStart));
continue;
}
// default add new symbol
sscanf(line, "%04x %04x %s", &AddressStart, &AddressEnd, Name);
if (m_SymbolMap.find(AddressStart) == m_SymbolMap.end())
m_SymbolMap.insert(std::pair<u16, SSymbol>(AddressStart, SSymbol(AddressStart, AddressEnd, Name)));
else
m_SymbolMap[AddressStart] = SSymbol(AddressStart, AddressEnd, Name);
}
fclose(pFile);
return true;
}
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